/* /themes/megamsolutions-wsai/static/css/custom-header.css */

/* Base Styles */
:root {
    --header-height: 80px;
    --primary-color: #003366;
    --text-color: #333;
    --border-color: #e0e0e0;
}

/* Header Section Wrapper - prevents layout gap from fixed header */
.header-section {
    height: 0;
    overflow: visible;
}

/* Main content padding to account for fixed header */
.main-content {
    padding-top: var(--header-height);
}

/* Hero page handles its own padding, so remove duplicate */
.main-content:has(.hero-academic) {
    padding-top: 0;
}

/* Sidebar collapse - only visible on mobile */
.sidebar-collapse {
    display: none;
}

@media (max-width: 992px) {
    .sidebar-collapse {
        display: block;
        position: fixed;
        top: 20px;
        left: 20px;
        z-index: 999;
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.header-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-left,
.header-right {
    display: flex;
    align-items: center;
}

.logo-link {
    display: inline-block;
}

.logo {
    height: 52px;
}

.iitm-logo {
    height: 40px;
}

.separator {
    width: 1px;
    height: 40px;
    background-color: var(--border-color);
    margin: 0 20px;
}

/* Main Navigation */
.main-nav {
    display: none; /* Hidden on mobile */
}

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.nav-item {
    margin: 0 15px;
}

.nav-item.dropdown {
    padding-bottom: 10px;
    margin-bottom: -10px;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    display: flex;
    align-items: center;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link i {
    font-size: 0.7em;
    margin-left: 5px;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    list-style: none;
    padding: 10px 0;
    margin-top: 0;
    min-width: 200px;
    max-width: 300px;
    word-wrap: break-word;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-item a {
    display: block;
    padding: 3px 15px; /* Reduced padding */
    color: var(--text-color);
    text-decoration: none;
    transition: background-color 0.3s;
    font-size: 13px; /* Reduced font-size */
    white-space: normal; /* Added white-space */
}

.dropdown-item a:hover {
    background-color: #f5f5f5;
}

/* Header Right */
.quick-links {
    position: relative;
}

.quick-links-toggle {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 8px 15px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
}

.quick-links-menu {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background-color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    list-style: none;
    padding: 10px 0;
    min-width: 220px;
}

.quick-links-menu.active {
    display: block;
}

.quick-links-menu a {
    display: block;
    padding: 8px 20px;
    color: var(--text-color);
    text-decoration: none;
    transition: background-color 0.3s;
    font-size: 14px;
}

.quick-links-menu a:hover {
    background-color: #f5f5f5;
}

.search {
    margin-left: 15px;
}

.header-social {
    margin-left: 12px;
    color: var(--text-color);
    font-size: 20px;
    text-decoration: none;
}

.header-social:hover {
    color: var(--primary-color);
}

.search-toggle {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-color);
}

/* Search Bar Container */
.search-bar-container {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: #f8f9fa;
    padding: 15px 20px;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.1);
    z-index: 999;
    display: none; /* Hidden by default */
    justify-content: center;
    align-items: center;
}

.search-bar-container.active {
    display: flex;
}

.search-input-expanded {
    width: 100%;
    max-width: 600px;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 16px;
    outline: none;
}

.search-bar-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    margin-left: 15px;
    color: var(--text-color);
}

/* Mobile */
.mobile-menu-toggle {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    margin-left: 15px;
}

.mobile-sidebar {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background-color: #fff;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 1002;
    transition: right 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
}

.mobile-sidebar.active {
    right: 0;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-title {
    margin: 0;
    font-size: 1.1em;
}

.sidebar-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
}

.sidebar-nav {
    flex-grow: 1;
    overflow-y: auto;
    padding: 15px;
}

.sidebar-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-separator {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 15px 0;
}

.sidebar-subtitle {
    font-size: 0.85em;
    font-weight: 600;
    color: #888;
    text-transform: uppercase;
    margin: 0 0 10px 10px;
}

.sidebar-nav-item {
    margin-bottom: 5px;
}

.sidebar-nav-link {
    display: block;
    padding: 8px 10px;
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    border-radius: 4px;
    transition: background-color 0.3s;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-nav-link:hover {
    background-color: #f5f5f5;
}

.sidebar-dropdown-menu {
    list-style: none;
    padding-left: 12px;
    display: none; /* Hidden by default */
    margin-top: 3px;
}

.sidebar-dropdown-menu.active {
    display: block;
}

.sidebar-dropdown-item a {
    display: block;
    padding: 6px 10px;
    color: var(--text-color);
    text-decoration: none;
    font-size: 13px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.sidebar-dropdown-item a:hover {
    background-color: #f5f5f5;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition:
        opacity 0.3s,
        visibility 0.3s;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Responsive */
@media (max-width: 992px) {
    .main-nav,
    .quick-links,
    .separator {
        display: none;
    }

    .search {
        order: 2;
        margin-left: 0;
    }

    .header-social {
        order: 1;
        margin-right: 12px;
        margin-left: 0;
    }

    .mobile-menu-toggle {
        order: 3;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .iitm-logo {
        margin-left: 10px;
    }
}

@media (min-width: 993px) {
    .main-nav {
        display: block;
    }

    .quick-links,
    .separator,
    .iitm-logo {
        display: block;
    }

    .search {
        display: flex;
        order: 2;
    }

    .header-social {
        order: 3;
    }

    .mobile-menu-toggle {
        order: 4;
    }
}

@media (min-width: 993px) and (max-width: 1440px) {
  :root {
    --header-height: 70px;
  }

  .logo {
    height: 50px;
  }

  .iitm-logo {
    height: 35px;
  }

  .separator {
    height: 35px;
    margin: 0 15px;
  }

  .nav-item {
    margin: 0 10px;
  }

  .nav-link {
    font-size: 14px;
  }

  .quick-links-toggle {
    padding: 6px 12px;
    font-size: 13px;
  }

  .search-toggle {
    font-size: 18px;
  }
}